25325533 has 2 divisors, whose sum is σ = 25325534. Its totient is φ = 25325532.

The previous prime is 25325519. The next prime is 25325549. The reversal of 25325533 is 33552352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25130169 + 195364 = 5013^2 + 442^2 .

It is a cyclic number.

It is not a de Polignac number, because 25325533 - 2⁹ = 25325021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25323533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12662766 + 12662767.

It is an arithmetic number, because the mean of its divisors is an integer number (12662767).

Almost surely, 2^25325533 is an apocalyptic number.

It is an amenable number.

25325533 is a deficient number, since it is larger than the sum of its proper divisors (1).

25325533 is an equidigital number, since it uses as much as digits as its factorization.

25325533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13500, while the sum is 28.

The square root of 25325533 is about 5032.4480126475. The cubic root of 25325533 is about 293.6654570043.

Adding to 25325533 its reverse (33552352), we get a palindrome (58877885).

The spelling of 25325533 in words is "twenty-five million, three hundred twenty-five thousand, five hundred thirty-three".